Time from introduction of the original Macintosh (1/24/84) to introduction of the first iMac (5/6/98): 5217 days. (It shipped in August of that year.) (Go to the 16-minute mark of this YouTube video for the introduction)
Time from introduction of the first iMac to the present day: 5251 days, or 34 days longer.
I got to thinking about this while reading Walter Isaacson’s biography about Steve Jobs, which covers a lot of ground I knew but has more detail about Jobs’ fervor for slot-loading drives and how that affected Apple’s entire digital strategy at the turn of the century, and about Apple in the 21st century in general.